* Updating common/lib * Updating lib/csu * Updating lib/libc * Updating libexec/ld.elf_so * Corrected test on __minix in featuretest to actually follow the meaning of the comment. * Cleaned up _REENTRANT-related defintions. * Disabled -D_REENTRANT for libfetch * Removing some unneeded __NBSD_LIBC defines and tests Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
212 lines
5.3 KiB
C
212 lines
5.3 KiB
C
/* $NetBSD: citrus_ctype.c,v 1.6 2011/11/19 18:34:21 tnozaki Exp $ */
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/*-
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* Copyright (c)1999, 2000, 2001, 2002 Citrus Project,
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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__RCSID("$NetBSD: citrus_ctype.c,v 1.6 2011/11/19 18:34:21 tnozaki Exp $");
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#endif /* LIBC_SCCS and not lint */
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#include <sys/types.h>
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#include <assert.h>
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#include <errno.h>
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#include <limits.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stddef.h>
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#include <wchar.h>
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#include "citrus_module.h"
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#include "citrus_ctype.h"
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#include "citrus_ctype_fallback.h"
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#include "citrus_none.h"
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#include _CITRUS_DEFAULT_CTYPE_HEADER
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_citrus_ctype_rec_t _citrus_ctype_default = {
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&_CITRUS_DEFAULT_CTYPE_OPS, /* cc_ops */
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NULL, /* cc_closure */
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NULL /* cc_module */
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};
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#ifdef _I18N_DYNAMIC
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static int _initctypemodule(_citrus_ctype_t, char const *, _citrus_module_t,
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void *, size_t, size_t);
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static int
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_initctypemodule(_citrus_ctype_t cc, char const *modname,
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_citrus_module_t handle, void *variable, size_t lenvar,
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size_t szpriv)
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{
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int ret;
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_citrus_ctype_getops_t getops;
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_DIAGASSERT(cc != NULL);
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cc->cc_module = handle;
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getops = (_citrus_ctype_getops_t)_citrus_find_getops(cc->cc_module,
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modname,
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"ctype");
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if (getops == NULL)
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return (EINVAL);
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cc->cc_ops = (_citrus_ctype_ops_rec_t *)malloc(sizeof(*cc->cc_ops));
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if (cc->cc_ops == NULL)
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return (ENOMEM);
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ret = (*getops)(cc->cc_ops, sizeof(*cc->cc_ops),
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_CITRUS_CTYPE_ABI_VERSION);
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if (ret)
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goto bad;
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/* If return ABI version is not expected, fixup it here*/
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switch (cc->cc_ops->co_abi_version) {
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case 0x00000001:
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cc->cc_ops->co_btowc = &_citrus_ctype_btowc_fallback;
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cc->cc_ops->co_wctob = &_citrus_ctype_wctob_fallback;
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/* FALLTHROUGH */
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case 0x00000002:
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/* FALLTHROUGH */
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default:
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break;
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}
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/* validation check */
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if (cc->cc_ops->co_init == NULL ||
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cc->cc_ops->co_uninit == NULL ||
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cc->cc_ops->co_get_mb_cur_max == NULL ||
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cc->cc_ops->co_mblen == NULL ||
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cc->cc_ops->co_mbrlen == NULL ||
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cc->cc_ops->co_mbrtowc == NULL ||
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cc->cc_ops->co_mbsinit == NULL ||
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cc->cc_ops->co_mbsrtowcs == NULL ||
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cc->cc_ops->co_mbstowcs == NULL ||
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cc->cc_ops->co_mbtowc == NULL ||
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cc->cc_ops->co_wcrtomb == NULL ||
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cc->cc_ops->co_wcsrtombs == NULL ||
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cc->cc_ops->co_wcstombs == NULL ||
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cc->cc_ops->co_wctomb == NULL ||
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cc->cc_ops->co_btowc == NULL ||
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cc->cc_ops->co_wctob == NULL) {
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ret = EINVAL;
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goto bad;
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}
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/* init and get closure */
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ret = (*cc->cc_ops->co_init)(
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&cc->cc_closure, variable, lenvar, szpriv);
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if (ret)
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goto bad;
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return (0);
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bad:
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if (cc->cc_ops)
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free(cc->cc_ops);
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cc->cc_ops = NULL;
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return (ret);
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}
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int
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_citrus_ctype_open(_citrus_ctype_t *rcc,
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char const *encname, void *variable, size_t lenvar,
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size_t szpriv)
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{
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int ret;
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_citrus_module_t handle;
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_citrus_ctype_t cc;
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_DIAGASSERT(encname != NULL);
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_DIAGASSERT(!lenvar || variable!=NULL);
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_DIAGASSERT(rcc != NULL);
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if (!strcmp(encname, _CITRUS_DEFAULT_CTYPE_NAME)) {
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*rcc = &_citrus_ctype_default;
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return (0);
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}
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ret = _citrus_load_module(&handle, encname);
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if (ret)
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return (ret);
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cc = calloc(1, sizeof(*cc));
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if (!cc) {
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_citrus_unload_module(handle);
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return (errno);
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}
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ret = _initctypemodule(cc, encname, handle, variable, lenvar, szpriv);
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if (ret) {
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_citrus_unload_module(cc->cc_module);
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free(cc);
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return (ret);
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}
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*rcc = cc;
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return (0);
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}
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void
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_citrus_ctype_close(_citrus_ctype_t cc)
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{
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_DIAGASSERT(cc != NULL);
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if (cc == &_citrus_ctype_default)
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return;
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(*cc->cc_ops->co_uninit)(cc->cc_closure);
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free(cc->cc_ops);
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_citrus_unload_module(cc->cc_module);
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free(cc);
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}
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#else
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/* !_I18N_DYNAMIC */
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int
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/*ARGSUSED*/
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_citrus_ctype_open(_citrus_ctype_t *rcc,
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char const *encname, void *variable, size_t lenvar,
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size_t szpriv)
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{
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if (!strcmp(encname, _CITRUS_DEFAULT_CTYPE_NAME)) {
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*rcc = &_citrus_ctype_default;
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return (0);
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}
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return (EINVAL);
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}
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void
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/*ARGSUSED*/
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_citrus_ctype_close(_citrus_ctype_t cc)
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{
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}
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#endif
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